From: ThomasW <x.zupftom@...>
Date: 2009-09-25T04:05:08+09:00
Subject: Re: accessing character code in Ruby 1.9.1

On 24 Sep., 15:47, Stefano Crocco <stefano.cro...@alice.it> wrote:
> On Thursday 24 September 2009, ThomasW wrote:
>
> > |Hi all,
> > |
> > |I read from to the docs[1] that string[index] should do the
> > |following:  "If passed a single Fixnum, returns the code of the
> > |character at that position."
> > |
> > |This is working as documented with Ruby 1.8.6, but it isn't with Ruby
> > |1.9.1p129 (on my WinXP machine).  Why is this so?
> > |
> > |Thanks for any hints
> > |Thomas W.
> > |
> > |[1]http://ruby-doc.org/core/classes/String.html#M000771
> > |
>
> Because you're looking at the documentation for ruby 1.8, not at that for ruby
> 1.9. The documentation for ruby 1.9, which you can find athttp://ruby-doc.org/ruby-1.9/index.html, states that in ruby 1.9, String#[]
> returns the character at the given position, not its code. To obtain the code
> of the character, you can use its ord method:
>
> 'a'.ord
> => 97
>
> I hope this helps
>
> Stefano

Yes, this helps very much!  Thanks for pointing me to this.